查询词典 retention

This paper discussed effects from factors, such as temperature, water, land reclamation, fallowing, tillage, rotation, straw retention, and fertilizer management, in order to rationalize land use and management.

本文分析了温度、水分、土地开垦、休闲和撩荒、耕翻、轮作、秸秆还田、肥料管理等对土壤有机碳的影响。

The color retention methods during the dry flower making are described in detail.

并对制作过程的保色与干燥方法进行详述。

N Anti-transpiration chemicals appear promising for film-forming and water-retention around the foliages, decrease transpiration and evaporation effect.

n 在叶片外形成一层透气保水膜，阻止树体和叶片的水分散失，可有效减少树体的蒸腾和蒸发作用。

Retention gear pump, motor and foot screws, screw the force should be uniform, reliable connection.

紧固齿轮泵、电动机的地脚螺钉时，螺钉受力应均匀，连接可靠。

When normal fract uring fluid is used,the high clay mineral content,small capillary diameter and b ad formation physical property can cause clay swelling,particles migration,water locking,Jamin effect,vicous fluid retention and solid particle plugging.

由于该地区粘土矿物含量高、毛细管半径小、地层物性差，使用常规压裂液施工时，会造成粘土膨胀、微粒运移、水锁与贾敏效应、粘滞性流体滞留及固体颗粒堵塞等多种地层损害。

Business Advisory Services, a Lightbridge Consulting Services practice area, delivers management consulting to telecom companies who are seeking to improve their distribution, customer acquisition, retention and fraud processes in order to protect their bottom lines and remain competitive in a fast-paced telecommunications market.

商业咨询服务，一项Lightbridge咨询服务业务范围中的内容，为希望改进发送，客户获得，保持力和定单中的欺诈行为的电信公司提供管理咨询，在快速发展的电信市场上保护他们的利润和保持竞争能力。

In contrast to JMSA bonded sand of Kinki University,α-starch compound binders bonded sand is near in the green and retention strengths, but exceptionally higher in the baked strengths, high temperature strengths which can match furane resin bonded sand and better in humidity resistance.

与近畿大学的JMSA粘结剂砂比较，该复合粘结剂砂除具有与之相近的湿强度和放置强度外，还具有可与呋喃树脂自硬砂相媲美的较高的干强度、高温强度及较好的耐湿性。

When the temperature and retention time reach 160 ℃and 80 minutes respectively , most of thesolid grease in the garbage is extracted out to become floatable oil which can be separated and recovered readily. Subsequently , the amount of floatable oil begins to decrease since chemical reactions such as the partial hydrolysis of the oil take place. Additionally , the extraction of solid grease from interior accords with first2order reaction dynamic model.

结果表明，湿热处理初期，垃圾脱水率下降，加热40min 后，脱水率开始上升，且温度越高，上升越快，180 ℃加热100min 达最高；随着温度的升高和加热时间的延长，餐厨垃圾脱油性能呈上升趋势，温度越高，上升趋势越明显；当温度达到160 ℃，加热时间达80min 时，垃圾固相油脂基本浸出完全，继续升温和加热，部分油脂发生水解等化学反应，可浮油量开始降低；垃圾固相脂质浸出符合一级反应动力学。

Humectants for moisture retention.

保留水分的保湿剂。

A mathematical model was introduced to describe the correlation between the decoloring efficiency and such factors as influent color, retention time a.nd biomass of water hyacinths.

还进行了小型动态实验，并建立了一个反映脱色率与进水色度、色水停留时间和凤眼莲生物量等参数间相关关系的数学模型。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。